ARM: 9412/1: Convert to arch_cpu_is_hotpluggable()

ruanjinjie-eng · Russell King (Oracle) · commit f7f8b433ac60 · 2024-08-20T11:18:50.000+01:00
Convert arm32 to use the arch_cpu_is_hotpluggable() helper rather than
arch_register_cpu().

Signed-off-by: Jinjie Ruan &lt;ruanjinjie@huawei.com&gt;
Signed-off-by: Russell King (Oracle) &lt;rmk+kernel@armlinux.org.uk&gt;
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
@@ -1201,12 +1201,9 @@ void __init setup_arch(char **cmdline_p)
 		mdesc->init_early();
 }
 
-int arch_register_cpu(int num)
+bool arch_cpu_is_hotpluggable(int num)
 {
-	struct cpu *cpu = &per_cpu(cpu_devices, num);
-
-	cpu->hotpluggable = platform_can_hotplug_cpu(num);
-	return register_cpu(cpu, num);
+	return platform_can_hotplug_cpu(num);
 }
 
 #ifdef CONFIG_HAVE_PROC_CPU

Original file line number	Diff line number	Diff line change
`@@ -1201,12 +1201,9 @@ void __init setup_arch(char **cmdline_p)`
`1201`	`1201`	`mdesc->init_early();`
`1202`	`1202`	`}`
`1203`	`1203`
`1204`		`-int arch_register_cpu(int num)`
	`1204`	`+bool arch_cpu_is_hotpluggable(int num)`
`1205`	`1205`	`{`
`1206`		`- struct cpu *cpu = &per_cpu(cpu_devices, num);`
`1207`		`-`
`1208`		`- cpu->hotpluggable = platform_can_hotplug_cpu(num);`
`1209`		`- return register_cpu(cpu, num);`
	`1206`	`+ return platform_can_hotplug_cpu(num);`
`1210`	`1207`	`}`
`1211`	`1208`
`1212`	`1209`	`#ifdef CONFIG_HAVE_PROC_CPU`